Claude Opus 5 vs Muse Glimmer
As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
Muse Glimmer
#82 Best current rank: #82 in Reasoning, as of Oct 14, 2026.
| Category | Claude Opus 5 | Muse Glimmer |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #86 · #86 in General LLM Margin 58.50340136054422 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #82 · #82 in Reasoning Margin 56.84931506849315 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | — |
| Science | #12 · #12 in Science Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #4 · #4 in Coding › Agentic Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #6 · Was SOTA · Coding › Web dev Margin 4.672897196261687 LMArena leaderboard dataset · Oct 13, 2026 | #86 · #86 in Coding › Web dev Margin 79.43925233644859 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #97 · #97 in Long context Margin 65.98639455782313 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #12 · #12 in Vision Margin 36.8421052631579 Epoch AI benchmarking hub · Jul 24, 2026 | — |
| Factuality | #4 · Near-SOTA · Factuality Margin 3.731343283582092 LMArena leaderboard dataset · Oct 13, 2026 | #107 · #107 in Factuality Margin 80.59701492537313 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
Claude Opus 5: $10 per 1M blended tokens.
Muse Glimmer: price per 1M tokens is unset in the catalog.
Claude Opus 5: closed weights.
Muse Glimmer: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in General LLM at #11 against #86.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Reasoning at #9 against #82.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Coding › Web dev at #6 against #86.
Long context: As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Long context at #9 against #97.
Factuality: As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Factuality at #4 against #107.
Claude Opus 5 or Muse Glimmer?
As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5 or Muse Glimmer for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in General LLM at #11 against #86.
Claude Opus 5 or Muse Glimmer for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Reasoning at #9 against #82.
Claude Opus 5 or Muse Glimmer for Coding › Web dev?
As of Oct 14, 2026, Claude Opus 5 leads Muse Glimmer in Coding › Web dev at #6 against #86.